ENGLISH
REFERENCE

energetic

adj. · n.
US //ˌɛnɝˈdʒɛtɪk// UK //ˌɛnədʒˈɛtɪk// en·er·get·ic
  1. 1 full of energy (adj.)
    B1 Intermediate

    having or showing a lot of energy and enthusiasm.

    characterised by significant physical or mental vigour; possessing high levels of vitality.

    Example

    The children were very energetic after their long nap and wanted to play outside.

    Example

    The new CEO delivered an energetic presentation that revitalised the morale of the struggling department.
  2. 2 physics/energy (adj.)
    C1 Advanced Technical Science

    relating to energy or how it works.

    pertaining to or possessing physical energy in a scientific context.

    Example

    The scientist studied the energetic particles moving through the atmosphere.

    Example

    The experiment measured the energetic exchange between the two chemical compounds during the heating process.
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  1. 3 Arabic grammar (adj.)
    C2 Proficiency Technical Science

    describing a special form of a verb in Arabic that adds extra meaning or force.

    relating to specific Arabic verb moods or forms used to intensify or emphasise the meaning of the action.

    Example

    The student learned how to use the energetic form of the verb to show strong intent.

    Example

    In Classical Arabic, the energetic mood is typically marked by a suffix that provides additional rhetorical force to the statement.
  2. 4 explosive materials (n.)
    C2 Proficiency Technical Science

    materials like explosives or fuel that release a lot of energy.

    substances used for their high energy release, such as propellants, explosives, or pyrotechnic compositions.

    Example

    The factory produces energetics used in mining and construction.

    Example

    The research facility specialises in the safe handling and storage of advanced energetics for aerospace applications.

    Usage

    Usually used in the plural form 'energetics'.
Etymology 1

From New Latin energeticus (16th c.), or its source, Ancient Greek ἐνεργητικός (energētikós), from ἐνεργέω (energéō, “to be active”), from ἐνεργός (energós, “active”). By surface analysis, energy + -etic.

Etymology 2

Possibly from a clipping of energetic materials.

Word family

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